/**
* control the image search and display
*/
public function action_search()
{
$data = array();
$view = new View('index');
if (isset($this->request->params['text']) && trim($this->request->params['text'])) {
// sanitizing
$text = filter_var($this->request->params['text'], FILTER_SANITIZE_STRING);
$text = filter_var($text, FILTER_SANITIZE_SPECIAL_CHARS);
$current_page = 1;
if (isset($this->request->params['page']) && is_numeric($this->request->params['page']) && $this->request->params['page'] > 0) {
$current_page = intval($this->request->params['page']);
}
list($images, $total_num) = $this->search_image($text, $current_page);
$urlPattern = "?text=" . urlencode($this->request->params['text']) . "&page=(:num)";
$pagination = new Library\Pagination($total_num, self::IMAGES_PER_PAGE, $current_page, $urlPattern);
$result_view = new View('searchresult');
$result_view->set_data(array("images" => $images));
$pagination_view = new View('pagination');
$pagination_view->set_data(array("pagination" => $pagination));
$page = $pagination->get_next_page();
$data['search_result_view'] = $this->show($result_view);
$data['pagination_view'] = $this->show($pagination_view);
}
$view->set_data($data);
return $this->show($view);
}
public function action_error404()
{
$this->response->clear_header();
$this->response->add_header("HTTP/1.0 404 Not Found");
$view = new View('error');
$view->set_var('error', '404 Page Not Found');
return $this->show($view);
}
/**
* Build response body by combining data with templates
*
* @param View|null $view
* @return string
*/
public function show(View $view = null)
{
$body = '';
if (defined('VIEW_INITIALIZED') && $view) {
if ($view->get_template() === '') {
$view->set_template($this->default_template);
}
$body = $view->apply_template(true);
$this->get_response()->set_body($body);
}
return $body;
}
public function test_render_template()
{
FlickrSearch\View::Initialize(realpath(__DIR__ . DIRECTORY_SEPARATOR . '..') . DIRECTORY_SEPARATOR . 'src' . DIRECTORY_SEPARATOR . 'views');
$view = new FlickrSearch\View('test');
$data = array('test' => 'test1');
$view->set_data($data);
$view->set_var('test2', 'test22');
$result = $view->apply_template();
$this->assertEquals($view->get_template(), 'test');
$this->assertEquals($view->get_data(), array('test' => 'test1', 'test2' => 'test22'));
$this->assertEquals($result, 'test1');
$view->set_template('test2');
$this->assertEquals($view->get_template(), 'test2');
}
